sodium metaborate, anhydrous


Solid Phase Heat Capacity (Shomate Equation)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Cp° = A + B*t + C*t2 + D*t3 + E/t2
H° − H°298.15= A*t + B*t2/2 + C*t3/3 + D*t4/4 − E/t + F − H
S° = A*ln(t) + B*t + C*t2/2 + D*t3/3 − E/(2*t2) + G
    Cp = heat capacity (J/mol*K)
    H° = standard enthalpy (kJ/mol)
    S° = standard entropy (J/mol*K)
    t = temperature (K) / 1000.

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Temperature (K) 298. to 1240.
A 40.06636
B 120.4511
C -72.39575
D 15.24101
E -0.356053
F -993.5954
G 87.17615
H -975.7088
ReferenceChase, 1998
Comment Data last reviewed in June, 1971
Temperature
(K)
Cp
(J/mol*K)

(J/mol*K)
-(G° - H°298.15)/T
(J/mol*K)
H° - H°298.15
(kJ/mol)
298.65.9373.4973.53-0.01
300.66.1473.9373.530.12
400.75.4194.2976.247.22
500.82.67111.981.6515.14
600.88.58127.588.0323.71
700.93.41141.694.6932.82
800.97.34154.3101.442.36
900.100.5166.0107.952.26
1000.103.0176.7114.262.44
1100.105.0186.6120.472.84
1200.106.4195.8126.383.42

References

Go To: Top, Solid Phase Heat Capacity (Shomate Equation), Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Chase, 1998
Chase, M.W., Jr., NIST-JANAF Themochemical Tables, Fourth Edition, J. Phys. Chem. Ref. Data, Monograph 9, 1998, 1-1951. [all data]


Notes

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